HSK 7-9
摸索
mōsuǒ动
to feel about; to grope about; to fumble; to do things slowly
团队仍在摸索新的服务方式。
Tuánduì réng zài mōsuǒ xīn de fúwù fāngshì.
The team is still exploring new ways to provide service.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
Appears across levels (7-9) in the HSK 3.0 word list.